.tab

2 claimants 1 primary 1 secondary unambiguous primary

SWH popularity

Distinct files in the full Software Heritage archive (2026-06-04 export), dated by first appearance, following Desmazières, Di Cosmo, Lorentz (MSR 2025). Case-aggregated. citation.

2.0M
total files
1.1M
first seen 2021–2025 (55.4%)
2021
median year (half its files since)

Case variants in archive: .tab (1.9M), .TAB (17.8K), .Tab (186), .tAB (1) — aggregated above.

Attribution status

This extension is attributed to TSV as primary by 1 authoritative claim.

Authoritative sources: △ Linguist · secondary ✗ Pygments · no claim ✓ Wikidata · Q3513566 ✗ Wikipedia · no claim

Disagree or have a correction? Open a labelling issue.

Claimants (2)

Languages that list .tab among their extensions. Strength reflects whether the upstream source treated it as their primary extension.
LanguageSourceStrength
TSVwikidataprimary
SQLlinguistsecondary

Wikidata says… (8)

File formats, image formats, audio codecs and other non-PL entities that claim .tab on Wikidata (property P1195) or in the Wikipedia infobox. Source: data/derived/external_extension_index.csv. Click Use as new PL on any row to open the Add-PL form pre-filled with that entry's name, Wikipedia/Wikidata URL, and this extension — one submission creates the PL + claim.
Right entry isn't listed? Add manually ↗
FormatClass (Wikidata P31)Suggested labelMIMENotesAction
ASCII tab Q3807693
file format
file format———Use as new PL ↗
MapInfo TAB format Q6753724
file format
file format———Use as new PL ↗
tab-separated values Q3513566
text file format
file format; delimiter-separated value format—text/tab-separated-values—Use as new PL ↗

SWH-mined examples (2)

Real archived programs with this extension, byte-verified against the SWH archive, grouped by predicted language and by how the prediction was made. Useful for deciding what this extension actually is when the attribution is uncertain.
SQL (2) — 2 via fallback
jtag_vpi.tab · 91 B · seen 70× in SWH
predicted: SQL via fallback
swh:1:cnt:c042ce05ed1c5f84e105d5e1577faad7f522120a;origin=https://github.com/araina2/risc5_ooo;anchor=swh:1:rev:dd4a50c4529b16669a498ac76dba9b049888bd41;path=/vsrc/jtag_vpi.tab
Open in SWH · Raw bytes
Graphics_Pack_Overview.tab · 328 B · seen 33× in SWH
predicted: SQL via fallback
swh:1:cnt:47dd567d6f742e55eda207889f62b5a06728ce6d;origin=https://github.com/will-obrien/huge-sf;anchor=swh:1:rev:ced63378b899aaa327fab224a0351707830af35b;path=/CACommunity-Salesforce/src/tabs/Graphics_Pack_Overview.tab
Open in SWH · Raw bytes
Request more SWH-mined examples
If the examples above don't disambiguate what .tab is, request a fresh mining run.
(or open the pre-filled issue directly)